APA (7th ed.) Zitazioa
National Research Council (U.S.). Committee on National Statistics & ebrary, Inc. (2005). Improving data to analyze food and nutrition policies. National Academies Press.
Chicago Style (17th ed.) Zitazioa
National Research Council (U.S.). Committee on National Statistics eta Inc ebrary. Improving Data to Analyze Food and Nutrition Policies. Washington, D.C.: National Academies Press, 2005.
MLA (9th ed.) Zitazioa
National Research Council (U.S.). Committee on National Statistics eta Inc ebrary. Improving Data to Analyze Food and Nutrition Policies. National Academies Press, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.